Removing / replacing the flow limiter
Note
Never remove the flow limiter if you are using a ther-
mostatic valve.
L1 '
2
1 Plastic profile washer
2 Flow limiter
» Remove the flow limiter. Re-insert the plastic profile
washer.
DDLE Basis 18/21/24: Replace the flow limiter
» If 24 kW connected load has been selected, replace
the fitted flow limiter (white) with the flow limiter sup-
plied (orange, fixed to the cold water pipe).
Making the electrical connection
WARNING Electrocution
Carry out all electrical connection and installation
work in accordance with relevant regulations.
WARNING Electrocution
The connection to the power supply must be in the
form of a permanent connection in conjunction with
the removable cable grommet. Ensure the appliance
can be separated from the power supply by an iso-
lator that disconnects all poles with at least 3 mm
contact separation.
WARNING Electrocution
Ensure that the appliance is earthed.
Material losses
!
Observe the type plate. The specified voltage must
match the mains voltage.
» Connect the power cable to the mains terminal
(see chapter "Installation / Specification / Wiring
diagram").
DDLE Basis 18/21/24: Re-plugging the coding
card
In its delivered condition, the appliance is plugged to
21 kW. When changing to a different connected load,
carry out the following steps:
» Re-plug the coding card according to the actual
» Tick the selected connected load on the type plate.
1
Fitting the lower section of the back panel
2
» Fit the lower section into the back panel. Click the
» Align the mounted appliance by loosening the fixing
Installation – for qualified contractors
connected load (for connected load options and fuse
protection of the appliance, see chapter "Installation /
Specification / Data table").
Please use a ballpoint pen to do this.
3
L3 '
4
L2 '
1
L1 '
2
lower section of the back panel into place.
toggle, aligning the power supply and back panel,
and then re-tightening the fixing toggle. If the appli-
ance back panel does not rest against the wall, you
can secure the appliance with two additional screws
(see chapter "Installation / Installation options /
Water installation on finished walls").
23